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某材料吸水饱和后的质量为20kg，烘干到恒重时，质量为16kg，则材料的( )

A、质量吸水率为25%

B、体积吸水率为25%

C、质量吸水率为20%

D、体积吸水率为20%

时间：2021-07-17 22:43 关键词：土木工程专升本建筑材料 2020年下学期期末考试土木工程专升本建筑材料练习题

答案解析

A

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